Instances AWS RDS db.m6i.16xlarge db.m6i.16xlarge
db.m6i.16xlarge is an AWS RDS size with 64 vCPUs, 256 GiB memory. In US East (N. Virginia) it costs $5.696 per hour on demand ($4,158.08 per month) for PostgreSQL, Single-AZ; a 1-year reserved instance with no upfront costs $3.648 per hour, 36% less. It is sold in 35 regions.
USD per hour, PostgreSQL, Single-AZ. Reserved prices are no upfront, standard. Cheapest on-demand first.
Prices by engine and deployment in US East (N. Virginia) Option On-demand /hr 1-yr reserved /hr 3-yr reserved /hr PostgreSQL · Single-AZ $5.696 $3.648 – PostgreSQL · Multi-AZ $11.392 $7.296 – MariaDB · Single-AZ $5.472 $3.504 – MySQL · Single-AZ $5.472 $3.504 – Oracle Enterprise BYOL · Single-AZ $5.472 $3.39 – Oracle Enterprise BYOL BYOM Custom · Single-AZ $5.472 – – Db2 Advanced · Single-AZ $5.696 $4.386 – Db2 Advanced BYOL · Single-AZ $5.696 $4.386 – SQL Server Developer BYOM Custom · Single-AZ $9.60 – – SQL Server Enterprise BYOM Custom · Single-AZ $9.60 $6.912 – SQL Server Enterprise Developer BYOM · Single-AZ $9.60 – – SQL Server Standard BYOM Custom · Single-AZ $9.60 $6.912 – MariaDB · Multi-AZ $10.944 $7.008 – MySQL · Multi-AZ $10.944 $7.008 – Oracle Enterprise BYOL · Multi-AZ $10.944 $6.78 – Oracle Enterprise BYOL BYOM Custom · Multi-AZ $10.944 – – Db2 Advanced · Multi-AZ $11.392 $8.772 – Db2 Advanced BYOL · Multi-AZ $11.392 $8.772 – SQL Server Developer BYOM Custom · Multi-AZ $19.20 – – SQL Server Enterprise BYOM Custom · Multi-AZ $19.20 $13.824 – SQL Server Enterprise Developer BYOM · Multi-AZ $19.20 – – SQL Server Standard BYOM Custom · Multi-AZ $19.20 $13.824 – SQL Server Enterprise · Single-AZ $37.376 $35.872 – SQL Server Enterprise Custom · Single-AZ $37.376 $34.76 – SQL Server Enterprise · Multi-AZ $53.254 $51.657 – SQL Server Enterprise Custom · Multi-AZ $53.254 $49.526 –
Compute Value vCPUs 64 Physical cores 32 Threads per core 2 CPU maker Intel Sustained clock 3.5 GHz Burstable No
Memory Value Memory (GiB) 256
Networking Value Network baseline 25 Gbps Network peak 25 Gbps
Storage Value EBS baseline bandwidth 20,000 Mbps EBS max bandwidth 20,000 Mbps EBS baseline throughput 2,500 MB/s EBS max throughput 2,500 MB/s EBS baseline IOPS 80,000 EBS max IOPS 80,000
Instance details Value Instance type db.m6i.16xlarge Family m6i Normalization factor 128
Other Value Hardware Basis m6i.16xlarge
Other processors
Compute and memory optimized
With or without local disk and networking
Other generations
Prices updated 2026-11-12 from AWS public price lists. Compare all AWS RDS sizes .